B39261-B4543-Z510 [TDK]
SAW Filter, 1 Function(s), 255MHz;
| 型号： | B39261-B4543-Z510 |
| 厂家： | 
TDK ELECTRONICS |
| 描述： | SAW Filter, 1 Function(s), 255MHz LTE |
| 文件： | 总3页 (文件大小：49K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SAW Components
Low Loss Filter for Mobile Communication
B4543
255,00MHz
Data Sheet
SMD ceramic package QCC12
Features
● IF low loss filter for mobile telephone
● Channel selection in PWT system
● Ceramic SMD package
● Balanced and unbalanced operation possible
Terminals
● Ni, gold-plated
Dimensions in mm, approx. weight 0,44 g
Pin configuration
5
Input
4
11
Input ground or balanced input
Output
10
2,6,8,12
1,3,7,9
Output ground or balanced output
Case - Ground
Not connected
Type
Ordering code
Marking and Package
according to
C61157-A7-A38
Packing
according to
F61074-V8026-Z000
B4543
B39261-B4543-Z510
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range T
Storage temperature range Tstg
– 25/+ 55
– 40/+ 85
˚C
˚C
DC voltage
Source power
VDC
Ps
0
10
V
dBm
source impedance 50 Ω
Terms of delivery and rights to change design reserved.
Page 1 of 3
OFW EM CP
Mar 11, 1999
SAW Components
Low Loss Filter for Mobile Communication
B4543
255,00MHz
Data Sheet
Characteristics
Operating temperature:
T
= 25 ˚C
Terminating source impedance:
Terminating load impedance:
ZS = 150 Ω || 29 nH
ZL = 300 Ω || 47 nH
min.
typ.
max.
255,04 MHz
fN
254,96
255,00
Nominal frequency
Minimum insertion attenuation
(including losses in the matching network)
αmin
—
8,5
9,5
dB
Pass bandwidth (αrel<3dB)
Group delay ripple (p-p)
B3dB
536
590
616
kHz
∆τ
fN - 288 kHz
...
fN + 288 kHz
—
220
250
ns
Relative attenuation (relative to αmax
)
αrel
f
f
f
N ± 0,75 MHz ...
N ± 1,00 MHz ...
N ± 2,00 MHz ...
fN ± 1,00 MHz
fN ± 2,00 MHz
20
35
45
27
39
49
—
—
—
dB
dB
dB
f
N ± 8,00 MHz
Impedance in passband
Input: ZIN = RIN || CIN
Output: ZOUT = ROUT || COUT
—
—
175 || 11
430 || 8
—
—
Ω || pF
Ω || pF
Temperature coefficient of frequency 1)
Frequency inversion point
TCf
T0
—
—
– 0,036
20
—
—
ppm/K2
˚C
1) Temperature dependence of fc: fc(T) = fc(T0)(1 + TCf(T – T0)2)
Test matching network to 50 Ω (element values depend on PCB layout):
Cp1
Ls2
Ls3
Cp4
=
=
=
=
22 pF
18 nH
27 nH
18 pF
Terms of delivery and rights to change design reserved.
Page 2 of 3
OFW EM CP
Mar 11, 1999
SAW Components
Low Loss Filter for Mobile Communication
B4543
255,00MHz
Data Sheet
Transfer function:
Transfer function (pass band):
Terms of delivery and rights to change design reserved.
Page 3 of 3
OFW EM CP
Mar 11, 1999
相关型号：
B39262B5139U410
SAW Filter, 1 Function(s), 2593MHz, 6 Pin(s), Ceramic, ROHS COMPLIANT, DCC6C, SMD, 6 PIN
TDK
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